Sicilian Defense

It is having the ECO code From B20 to B99

[Black "B20"]{ Sicilian Defence}
1.e4 c5

{B20 Sicilian Defence
Gloria Variation}
1.e4 c5 2.c4 d6 3.Nc3 Nc6 4.g3 h5

{B20 Sicilian Defence
Steinitz Variation}
1.e4 c5 2.g3

{B20 Sicilian Defence
Wing Gambit}
1.e4 c5 2.b4

{B20 Sicilian Defence
Wing Gambit, Santasiere Variation}
1.e4 c5 2.b4 cxb4 3.c4

{B20 Sicilian Defence
Wing Gambit, Marshall Variation}
1.e4 c5 2.b4 cxb4 3.a3

{B20 Sicilian Defence
Wing Gambit, Marienbad Variation}
1.e4 c5 2.b4 cxb4 3.a3 d5 4.exd5 Qxd5 5.Bb2

{B20 Sicilian Defence
Wing Gambit, Carlsbad Variation}
1.e4 c5 2.b4 cxb4 3.a3 bxa3

{B20 Sicilian Defence
Keres Variation (2.Ne2)}
1.e4 c5 2.Ne2

[Black "B21"]{ Sicilian Defence
Grand Prix Attack}
1.e4 c5 2.f4

{B21 Sicilian Defence
Smith-Morra Gambit}
1.e4 c5 2.d4

{B21 Sicilian Defence
Andreaschek Gambit}
1.e4 c5 2.d4 cxd4 3.Nf3 e5 4.c3

{B21 Sicilian Defence
Smith-Morra Gambit}
1.e4 c5 2.d4 cxd4 3.c3

{B21 Sicilian Defence
Smith-Morra Gambit, Chicago Defence}
1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 d6 6.Bc4 e6 7.O-O a6 8.Qe2 b5 9.Bb3 Ra7

[Black "B22"]{ Sicilian Defence
Alapin Variation}
1.e4 c5 2.c3

{B22 Sicilian Defence
Alapin Variation, Heidenfeld Variation}
1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.Nf3 Nc6 5.Na3

[Black "B23"]{ Sicilian Defence
Closed}
1.e4 c5 2.Nc3

{B23 Sicilian Defence
Closed, Korchnoi Variation}
1.e4 c5 2.Nc3 e6 3.g3 d5

{B23 Sicilian Defence
Closed, 2...Nc6}
1.e4 c5 2.Nc3 Nc6
{B23 Sicilian Defence
Chameleon Variation}
1.e4 c5 2.Nc3 Nc6 3.Nge2

{B23 Sicilian Defence
Grand Prix Attack}
1.e4 c5 2.Nc3 Nc6 3.f4

{B23 Sicilian Defence
Grand Prix Attack, Schofman Variation}
1.e4 c5 2.Nc3 Nc6 3.f4 g6 4.Nf3 Bg7 5.Bc4 e6 6.f5

[Black "B24"]{ Sicilian Defence
Closed}
1.e4 c5 2.Nc3 Nc6 3.g3
{B24 Sicilian Defence
Closed, Smyslov Variation}
1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 e6 6.Be3 Nd4 7.Nce2

[Black "B25"]{ Sicilian Defence
Closed}
1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6

{B25 Sicilian Defence
Closed, 6.Ne2 e5 (Botvinnik)}
1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Nge2 e5

{B25 Sicilian Defence
Closed, 6.f4}
1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.f4

{B25 Sicilian Defence
Closed, 6.f4 e5 (Botvinnik)}
1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.f4 e5

[Black "B26"] { Sicilian Defence
Closed, 6.Be3}
1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3

[Black "B27"]{ Sicilian Defence}
1.e4 c5 2.Nf3

{B27 Sicilian Defence
Stiletto Variation}
1.e4 c5 2.Nf3 Qa5

{B27 Sicilian Defence
Quinteros Variation}
1.e4 c5 2.Nf3 Qc7

{B27 Sicilian Defence
Katalimov Variation}
1.e4 c5 2.Nf3 b6

{B27 Sicilian Defence
Hungarian Variation}
1.e4 c5 2.Nf3 g6
{B27 Sicilian Defence
Acton extension}
1.e4 c5 2.Nf3 g6 3.c4 Bh6

[Black "B28"] { Sicilian Defence
O'Kelly Variation}
1.e4 c5 2.Nf3 a6

[Black "B29"]{ Sicilian Defence
Nimzovich-Rubinstein Variation}
1.e4 c5 2.Nf3 Nf6

{B29 Sicilian Defence
Nimzovich-Rubinstein Variation, Rubinstein Counter-Gambit}
1.e4 c5 2.Nf3 Nf6 3.e5 Nd5 4.Nc3 e6 5.Nxd5 exd5 6.d4 Nc6